Results 21 to 30 of about 1,542,214 (211)

A Power-Efficient Propulsion Method for Magnetic Microrobots [PDF]

open access: yesInternational Journal of Advanced Robotic Systems, 2014
Current magnetic systems for microrobotic navigation consist of assemblies of electromagnets, which allow for the wireless accurate steering and propulsion of sub-millimetric bodies.
Gioia Lucarini   +3 more
doaj   +4 more sources

Collaborative Magnetic Agents for 3D Microrobotic Grasping

open access: yesAdvanced Intelligent Systems, 2023
Untethered microrobotic grasping has enabled the precise manipulation of small components in difficult‐to‐reach environments. However, the fabrication of deformable grasping robots at small scales requires advanced materials and fabrication technologies.
Franco N. Piñan Basualdo, Sarthak Misra
doaj   +6 more sources

Programming structural and magnetic anisotropy for tailored interaction and control of soft microrobots

open access: yesCommunications Engineering
Swarms of soft microrobots controlled by minimally invasive magnetic fields show promise as biomedical agents. The collective behaviour of such swarms, governed by magnetic and hydrodynamic interactions, emerges from the properties of their individual ...
Yimo Yan   +11 more
doaj   +2 more sources

IRONSperm: Sperm-templated soft magnetic microrobots. [PDF]

open access: yesSci Adv, 2020
We develop biohybrid magnetic microrobots by electrostatic self-assembly of nonmotile sperm cells and magnetic nanoparticles. Incorporating a biological entity into microrobots entails many functional advantages beyond shape templating, such as the ...
Magdanz V   +11 more
europepmc   +6 more sources

Biohybrid Magnetic Microrobots for Tumor Assassination and Active Tissue Regeneration

open access: yes, 2022
Magnetic microrobots have attracted increasing research interest for diverse biomedical applications, such as targeted therapy and tissue regeneration. However, multifunctional microrobots with complex morphology at the microscale are urgently needed to ...
Yijia Guo (6472088)   +6 more
core   +8 more sources

Magnetically driven microrobots: Recent progress and future development

open access: yesMaterials & Design, 2023
Microrobots have received extensive attention in the past few decades, and the in-depth research of micro-nano processing technology and micro-nano materials has promoted the further development of microrobots.
Honglin Shen   +4 more
doaj   +1 more source

Navigation of mini swimmers in channel networks with magnetic fields [PDF]

open access: yes, 2013
Controlled navigation of swimming micro robots inside fluid filled channels is necessary for applications in living tissues and vessels. Hydrodynamic behavior inside channels and interaction with channel walls need to be understood well for successful ...
Temel, Fatma Zeynep   +2 more
core   +2 more sources

Simulation and Experiments on Magnetic MicroForces for Magnetic MicroRobots Applications.

open access: yes, 2013
International audienceMagnetic microrobots have a wide variety of applications in micro/nano-manipulation, micro/nano sensing and biomedical fields. Untethered magnetic microrobots are usually driven by a group of electromagnetic coils.
Wang, Lefeng   +11 more
core   +4 more sources

Adaptive Controller and Observer for a Magnetic Microrobot [PDF]

open access: yesIEEE Transactions on Robotics, 2013
This paper discusses the control design of a magnetically guided microrobotic system in blood vessels to perform minimally invasive medical procedures. Such microrobots consist of a polymer-bonded aggregate of nanosized ferromagnetic particles and a possible payload that can be propelled by the gradient coils of a magnetic device.
Arcese, Laurent   +2 more
openaire   +4 more sources

Design and Control of In-Vivo Magnetic Microrobots [PDF]

open access: yes, 2005
This paper investigates fundamental design, modeling and control issues related to untethered biomedical microrobots guided inside the human body through external magnetic fields. Immediate application areas for these microrobots include cardiovascular, intraocular and inner-ear diagnosis and surgery.
Yesin KB, Exner P, Vollmers K, Nelson BJ
openaire   +4 more sources

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